public virtual void TestPayloadsPos0() { Directory dir = NewDirectory(); RandomIndexWriter writer = new RandomIndexWriter(Random, dir, new MockPayloadAnalyzer()); Document doc = new Document(); doc.Add(new TextField("content", new StringReader("a a b c d e a f g h i j a b k k"))); writer.AddDocument(doc); IndexReader readerFromWriter = writer.GetReader(); AtomicReader r = SlowCompositeReaderWrapper.Wrap(readerFromWriter); DocsAndPositionsEnum tp = r.GetTermPositionsEnum(new Term("content", "a")); int count = 0; Assert.IsTrue(tp.NextDoc() != DocIdSetIterator.NO_MORE_DOCS); // "a" occurs 4 times Assert.AreEqual(4, tp.Freq); Assert.AreEqual(0, tp.NextPosition()); Assert.AreEqual(1, tp.NextPosition()); Assert.AreEqual(3, tp.NextPosition()); Assert.AreEqual(6, tp.NextPosition()); // only one doc has "a" Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, tp.NextDoc()); IndexSearcher @is = NewSearcher(readerFromWriter); SpanTermQuery stq1 = new SpanTermQuery(new Term("content", "a")); SpanTermQuery stq2 = new SpanTermQuery(new Term("content", "k")); SpanQuery[] sqs = new SpanQuery[] { stq1, stq2 }; SpanNearQuery snq = new SpanNearQuery(sqs, 30, false); count = 0; bool sawZero = false; if (Verbose) { Console.WriteLine("\ngetPayloadSpans test"); } Search.Spans.Spans pspans = MultiSpansWrapper.Wrap(@is.TopReaderContext, snq); while (pspans.MoveNext()) { if (Verbose) { Console.WriteLine("doc " + pspans.Doc + ": span " + pspans.Start + " to " + pspans.End); } var payloads = pspans.GetPayload(); sawZero |= pspans.Start == 0; foreach (var bytes in payloads) { count++; if (Verbose) { Console.WriteLine(" payload: " + Encoding.UTF8.GetString(bytes)); } } } Assert.IsTrue(sawZero); Assert.AreEqual(5, count); // System.out.println("\ngetSpans test"); Search.Spans.Spans spans = MultiSpansWrapper.Wrap(@is.TopReaderContext, snq); count = 0; sawZero = false; while (spans.MoveNext()) { count++; sawZero |= spans.Start == 0; // System.out.println(spans.Doc() + " - " + spans.Start() + " - " + // spans.End()); } Assert.AreEqual(4, count); Assert.IsTrue(sawZero); // System.out.println("\nPayloadSpanUtil test"); sawZero = false; PayloadSpanUtil psu = new PayloadSpanUtil(@is.TopReaderContext); var pls = psu.GetPayloadsForQuery(snq); count = pls.Count; foreach (var bytes in pls) { string s = Encoding.UTF8.GetString(bytes); //System.out.println(s); sawZero |= s.Equals("pos: 0", StringComparison.Ordinal); } Assert.AreEqual(5, count); Assert.IsTrue(sawZero); writer.Dispose(); @is.IndexReader.Dispose(); dir.Dispose(); }